Troubleshooting - Craftsman 580.752040 Operator's Manual

Pump hasfollowing
p roblems:
failure to producepressure,
erratic pressure, chattering, less
of pressure, low water volume,
Detergent fails to mix with spray.
Engine runs good at neqead hut
"hogs" when meadis added.
Engine will not start; or starts and
runs rough.
1= Low pressure spray tip installed.
2= Water inlet is blocked.
3. Inadequate water suppty.
4. Inlet hose is kinked or leaking.
5. Clogged inlet hose strainer.
6. Water suppiy is over 100%.
7. High pressure hose is blocked or
leaks.
8. Gun leaks.
9. Nozzleis obstructed.
1. Replacewith high pressure spray tip.
2. Clearinlet.
3. Provide adequatewater flow.
4. Straighten inlet hose, patch ieak.
5. Checkand clean inlet hose strainer.
6. Provide cooier water suppiy.
7. Ciearblocks in high pressure hose or
replace hose.
8. Replacegun.
9. Cleannozzle.
10,
1. Detergent shut=off valve is in the
"Off" position,
2. High pressure spray tip installed.
Engine speed is too slow.
Pump is faulty. 10. Contact Sears service faciiity
1. Dirty aircteaner,
2. Out of fuel,
3. Stale fuel,
4. Spark plug wire not connected to
spark plug.
5. Bad spark plug.
6. Water in fuel.
7. Excessively rich fuet mixture.
1. Rotate detergent shut-off valve to "On"
position.
2. Replacewith low pressure spray tip.
Move throttie controi to FASTposition, if
engine stiii "bogs down", contact Sears
service faciiity.
1. Cleanor repiace air cieaner.
2. Fill fuei tank.
3. Drain fuel tank; fill with fresh fuel.
4. Connectwire to spark plug.
5. Repiacespark plug.
6. Drain fuel tank; fill with fresh fuel.
7. Contact Sears service facility.
Engine shuts down daring Out of fuel. Fill fuel tank.
operation.
Engine lacks power. Dirty air filter. Replaceair filter.
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